239923260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 216

約数和(自身を含む): 802423440

約数和(自身を除く): 562500180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 73, 76, 90, 93, 95, 114, 124, 146, 155, 171, 180, 186, 190, 219, 228, 279, 285, 292, 310, 342, 365, 372, 380, 438, 465, 558, 570, 589, 620, 657, 684, 730, 855, 876, 930, 961, 1095, 1116, 1140, 1178, 1314, 1387, 1395, 1460, 1710, 1767, 1860, 1922, 2190, 2263, 2356, 2628, 2774, 2790, 2883, 2945, 3285, 3420, 3534, 3844, 4161, 4380, 4526, 4805, 5301, 5548, 5580, 5766, 5890, 6570, 6789, 6935, 7068, 8322, 8649, 8835, 9052, 9610, 10602, 11315, 11532, 11780, 12483, 13140, 13578, 13870, 14415, 16644, 17298, 17670, 18259, 19220, 20367, 20805, 21204, 22630, 24966, 26505, 27156, 27740, 28830, 33945, 34596, 35340, 36518, 40734, 41610, 42997, 43245, 45260, 49932, 53010, 54777, 57660, 62415, 67890, 70153, 73036, 81468, 83220, 85994, 86490, 91295, 101835, 106020, 109554, 124830, 128991, 135780, 140306, 164331, 171988, 172980, 182590, 203670, 210459, 214985, 219108, 249660, 257982, 273885, 280612, 328662, 350765, 365180, 386973, 407340, 420918, 429970, 515964, 547770, 631377, 644955, 657324, 701530, 773946, 821655, 841836, 859940, 1052295, 1095540, 1262754, 1289910, 1332907, 1403060, 1547892, 1643310, 1934865, 2104590, 2525508, 2579820, 2665814, 3156885, 3286620, 3869730, 3998721, 4209180, 5331628, 6313770, 6664535, 7739460, 7997442, 11996163, 12627540, 13329070, 15994884, 19993605, 23992326, 26658140, 39987210, 47984652, 59980815, 79974420, 119961630, 239923260]

約数ペア:

[(1, 239923260), (2, 119961630), (3, 79974420), (4, 59980815), (5, 47984652), (6, 39987210), (9, 26658140), (10, 23992326), (12, 19993605), (15, 15994884), (18, 13329070), (19, 12627540), (20, 11996163), (30, 7997442), (31, 7739460), (36, 6664535), (38, 6313770), (45, 5331628), (57, 4209180), (60, 3998721), (62, 3869730), (73, 3286620), (76, 3156885), (90, 2665814), (93, 2579820), (95, 2525508), (114, 2104590), (124, 1934865), (146, 1643310), (155, 1547892), (171, 1403060), (180, 1332907), (186, 1289910), (190, 1262754), (219, 1095540), (228, 1052295), (279, 859940), (285, 841836), (292, 821655), (310, 773946), (342, 701530), (365, 657324), (372, 644955), (380, 631377), (438, 547770), (465, 515964), (558, 429970), (570, 420918), (589, 407340), (620, 386973), (657, 365180), (684, 350765), (730, 328662), (855, 280612), (876, 273885), (930, 257982), (961, 249660), (1095, 219108), (1116, 214985), (1140, 210459), (1178, 203670), (1314, 182590), (1387, 172980), (1395, 171988), (1460, 164331), (1710, 140306), (1767, 135780), (1860, 128991), (1922, 124830), (2190, 109554), (2263, 106020), (2356, 101835), (2628, 91295), (2774, 86490), (2790, 85994), (2883, 83220), (2945, 81468), (3285, 73036), (3420, 70153), (3534, 67890), (3844, 62415), (4161, 57660), (4380, 54777), (4526, 53010), (4805, 49932), (5301, 45260), (5548, 43245), (5580, 42997), (5766, 41610), (5890, 40734), (6570, 36518), (6789, 35340), (6935, 34596), (7068, 33945), (8322, 28830), (8649, 27740), (8835, 27156), (9052, 26505), (9610, 24966), (10602, 22630), (11315, 21204), (11532, 20805), (11780, 20367), (12483, 19220), (13140, 18259), (13578, 17670), (13870, 17298), (14415, 16644)]